Introduction
Is a congenital oral anomaly which may decrease mobility of tongue tip & is caused by an unusually short thick lingual frenulum. Severity varies from mucous membrane bands to complete ankyloglossia, where tongue is tethered (attached) to floor of mouth.

What do you see – Presentation
Difficulty of tongue protruding from the mouth, speech articulation may be affected

When I see such patients, I find…..A thin or thick band from the tip of tongue to floor of mouth.* Clinical examination only by inspecting the opened mouth* Impossible to touch roof of mouth with tongue* V shaped notch at the tip of tongue.* Restriction in side to side movement of tongue.